83012211221038 has 64 divisors (see below), whose sum is σ = 138651083265024. Its totient is φ = 36954075600000.

The previous prime is 83012211220973. The next prime is 83012211221123.

83012211221038 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 83012211220994 and 83012211221012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1944832845 + ... + 1944875527.

It is an arithmetic number, because the mean of its divisors is an integer number (2166423176016).

Almost surely, 2^{83012211221038} is an apocalyptic number.

83012211221038 is a deficient number, since it is larger than the sum of its proper divisors (55638872043986).

83012211221038 is a wasteful number, since it uses less digits than its factorization.

83012211221038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45721.

The product of its (nonzero) digits is 9216, while the sum is 34.

It can be divided in two parts, 8301221 and 1221038, that added together give a palindrome (9522259).

The spelling of 83012211221038 in words is "eighty-three trillion, twelve billion, two hundred eleven million, two hundred twenty-one thousand, thirty-eight".